International Conference on Vajont - 1963-2013

Thoughts and analyses after 50 years since the catastrophic landslide

Padua, Italy - 8-10 October 2013

R, GFNFVOIS & A. PRESTININZI EDITORS

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SAPIENZA UNIVERSITA EorTRICE

Table of contents

K F V N O T E S 1

M O N I T O R I N G A N D M O D E L L I N G O F R O C K S L I D E S A N D R O C K A V A L A N C H E S G L B . CROSTA, S. IMPOSIMATO & D . RODDEMAN 3

" H E V A J O N T L A N D S L I D E : S T A T E - O F - T H E - A R T K. GENEVOIS & P.R. TECCA 1 5

" H E R M A L L Y V S . S E I S M I C A L L Y I N D U C E D B L O C K D I S P L A C E M E N T S J O I N T E D R O C K S L O P E S

: HATZOR & D . BAKUN-MAZOR 4 1

S T A B I L I T Y A N D F A I L U R E B E H A V I O U R O F T H E V A J O N T S L I D E O . HuNGR & J. AARON 5 1

G L O B A L L O S S E S F R O M L A N D S L I D E S A S S O C I A T E D W I T H D A M S A N D R E S E R V O I R S r PETLEY 6 3

. M P A C T O F L A R G E L A N D S L I D E S , M I T I G A T I O N M E A S U R E S

J F. SCHNEIDER, F.E. GRUBER & M . MERGILI 7 3

L ^ N D E R S T A N D I N G T H E M E C H A N I C S O F L A R G E L A N D S L I D E S D. STEAD & E. EBERHARDT 8 5

T O P I C 1 - T R I G G E R I N G , F A I L U R E M E C H A N I C S A N D K I N E M A T I C E V O L U T I O N 1 1 3

E X P E R I M E N T A L S T U D I E S O N 3 D I M P U L S E W A V E S G E N E R A T E D 3 Y R A P I D L A N D S L I D E S A N D D E B R I S F L O W S ? BREGOLI, A . BATEMAN PINZON, V. MEDINA IGLESIAS & D . GOMEZ CORTES 115

A P H Y S I C A L L Y - B A S E D S C A L E A P P R O A C H T O T H E A N A L Y S I S O F T H E C R E E P P R O C E S S I N V O L V I N G M L G R A N I E R I ( S O U T H E R N ITALY) A. BRETSCHNEIDER, R. GENEVOIS, S. MARTINO, A . PRESTININZI & G. VERBENA 123

A G E O M O R P H O L O G I C A L R E C O N N A I S S A N C E O F S T R U C T U R A L L Y - C O N T R O L L E D L A N D S L I D E S I N T H E D O L O M I T E S A. DYKES, E . BROMHEAD, S .M. HOSSEYNI & M . IBSEN 133

S^iait Journal of Engineering Geology and Environment - Book Series (6) www.ijege.uniromal .it © 2013 Sapienza Vniversitd Editrice

G R A V I T Y - D R I V E N D E E P - R E A C H I N G D E F O R M A T I O N S A N D L A R G E - S C A L E L A N D S L I D E S IN R E C E N T L Y U P L I F T E D M O U N T A I N A R E A S : T H E C A S E - S T U D Y O F M T - C U C C O A N D B E L P I A N O ( L I G U R I A N A P E N N I N E , ITALY) F. FACCINI, A . ROBBIANO, E . RASO & A. ROCCATI 141

M O D E L I N G O F R U N O U T L E N G T H O F H I G H - S P E E D G R A N U L A R M A S S E S F. FEDERICO & C. CESALI 153

T O W A R D S A C O M P R E H E N S I O N O F R O C K F A L L M O T I O N , W I T H T H E A I D O F IN S I T U T E S T S F. FERRARI, G.P. GIANI & T. APUANI 163

M I C R O S E I S M I C I T Y R E L A T E D T O G R A V I T Y - I N D U C E D S L O P E D E F O R M A T I O N S F O R R I S K M A N A G E M E N T L. LENTI, S. MARTINO, A . PACIELLO, S. RIVELLINO & A. PRESTININZI 173

P O R E P R E S S U R E D I S T R I B U T I O N S I N B R I T T L E T R A N S L A T I O N A L R O C K S L I D E S S. LoEW & T. STRAUHAI, 181

T H E R M O - H Y D R O - M E C H A N I C A L A N A L Y S I S F O R T H E S I M U L A T I O N O F R A P I D S L I D I N G P R O C E S S IN A N E W A N D F A S T R I N G S H E A R P R O T O T Y P E V. SERRI, E . ROMERO, A . LLORET, J. SURIOL & E .E . ALONSO 193

F I E L D S T U D Y A N D B I D I M E N S I O N A L N U M E R I C A L S I M U L A T I O N O F R U N O U T A N D D E P O S I T I O N O F L A M A R O G N A R O C K S L I D E ( V I C E N Z A , ITALY)

P.R. TECCA, R. GENEVOIS, A . M . DEGANUTTI & M . DAL PRA 2 0 1

R A I N F A L L T H R E S H O L D S F O R D E E P - S E A T E D R A P I D L A N D S L I D E T. UcHiDA, A . OKAMOTO, J. KANBARA & K . KORAMOTO 2 1 1

T O P I C 2 - P R E D I C T I N G L A R G E L A N D S L I D E P H E N O M E N A 2 1 9

H A Z A R D A S S E S S M E N T O F A P O T E N T I A L R O C K A V A L A N C H E I N S O U T H T Y R O L , ITALY: 3 D M O D E L I N G A N D R I S K S C E N A R I O S G. BOSSI, S. FRIGERIO, M . MANTOVANI, G. MARCATO, L . SCHENATO & A . PASUTO 2 2 1

A V E R T I N G P R E D I C T E D L A N D S L I D E C A T A S T R O P H E S : W H A T C A N B E D O N E ? T. DAVIES 2 2 9

E S T I M A T I O N O F T H E W A T E R W A V E S G E N E R A T E D B Y T H E L A N D S L I D E I N T H E G R I J A L V A R I V E R , M E X I C O , 2 0 0 7 J. G6MEZ NUNEZ & M . BEREZOWSKY VERDUZCO 2 3 7

H A Z A R D A N D R I S K C L A S S I F I C A T I O N F O R L A R G E U N S T A B L E R O C K S L O P E S IN N O R W A Y R . L . HERMANNS, T. OPPIKOFER, E. ANDA, L . H . BLIKRA, M . BOIIME, H. BUNKHOLT, G . B . CROSTA, H . DAHLE, G . DEVOLI, L . FISCHER, M . JABOYEDOFF, S. LOEW, S. S.«TRE & F.X.YUGSI MOLINA 2 4 5

U N D E R S T A N D I N G L O N G - T E R M S L O P E D E F O R M A T I O N F O R S T A B I L I T Y A S S E S S M E N T O F R O C K S L O P E S : T H E C A S E O F T H E O P P S T A D H O R N E T R O C K S L I D E , N O R W A Y R . L . HERMANNS, T. OPPIKOFER, H . DAHLE, T. EIKEN, S. IVY-OCHS & L . H . BLIKRA 2 5 5

International Conferenee on Vajont - 1963-2013 - Thoughts and analyses after 50years since the catastrophic landslide Padua. Italy - S-IO October 2013

1 1 IF B I ' R I L L F A U L T A N D I T S R E L A T I O N T O A D E E P S E A T E D G R A V I T A T I O N A L SI ( )PF: D E F O R M A T I O N ( D S G S D ) I Ku i idER, R .L. HERMANNS, M . SCHLEIER, F.X.YUGSI MOLINA, I ( Il'I'IKOPER, J . S . RONNING, T. ElKEN & J. ROHN 2 6 5

I A !<( IE L A N D S L I D E R I S K A S S E S S M E N T I N H I L L Y A R E A S . A ( A S F S T U D Y O F HU§I T O W N R E G I O N ( E A S T O F R O M A N I A ) M ('. MARGARINT, D.T. JURAVLE, A . GROZAVU, C.V. PATRICHE, M . POHRIB & l . C . STANGA 2 7 5

I A K G E V O L U M E L A N D S L I D E S IN T H E C E N T R A L A N D E S O F C H I L E A N D AI<GI :NTINA(32°-34 ' 'S ) A N D R E L A T E D H A Z A R D S S.A. SEPULVEDA & S.M. MOREIRAS 2 8 7

" R E M O T E " L A N D S L I D E - R E L A T E D H A Z A R D S A N D T H E I R C O N S I D E R A T I O N F O R D A M S D E S I G N A. S I ROM & A . ZHIRREVICH 2QS

lOPIC 3 - MONITORING LARGE SLOPE INSTABILITIES 305 S U B S U R F A C E M O N I T O R I N G O F L A R G E R O C K S L I D E S I N N O R W A Y : A K E Y R E Q U I R E M E N T F O R E A R L Y W A R N I N G I II. BLIKRA, L. KRISTENSEN & M . LOVISOLO 307

I. AN D S L I D E R I S K R E D U C T I O N B Y C O U P L I N G M O N I T O R I N G A N D N U M E R I C A L M O D E L I N G F BozzANO, I. CIPRIANI, C . ESPOSITO, S. MARTINO, P. MAZZANTI, A. ROCCA, A. PRESTININZI & G. SCARASCIA MUGNOZZA 315

U S I N G S A T E L L I T E R A D A R I M A G E S T O I N V E S T I G A T E T H E I N F L U E N C E O F T E C T O N I C S E T T I N G O N L A R G E S L O P E I N S T A B I L I T I E S A. DE AOOSTINI, M . BARBIERI, A . CANTONE, M . DEKILIPPI, L. FLAIM, M . FLORIS, L. GANDOLFO, R. GENEVOIS, P. PASQUALI & P. RICCARDI 3 2 3

M O N I T O R I N G A N D E F F I C I E N C Y O F S T A B I L I Z A T I O N T E C H N I Q U E S IN A C Q U A L O R E T O L A N D S L I D E A R E A ( U M B R I A , ITALY)

L. D i MATTEO, L . FARALLI, N . GASPARRI, R. PICCIONI, D . VALIGI & L. VENANTI 331

G B I N S A R M E A S U R E M E N T AT T H E A K N E S R O C K S L I D E , N O R W A Y L. KRISTENSEN, C . RIVOLTA, J. DEHLS & L .H. BLIKRA 339 S T U D Y I N G A N D M O N I T O R I N G L A R G E L A N D S L I D E S W I T H P E R S I S T E N T S C A T T E R E R D A T A D. N o T T i , C. MEISINA, A . COLOMBO, L. LANTERI & F. ZUCCA 349 P O S S I B I L I T Y O F E A R L Y - W A R N I N G F O R L A R G E - S C A L E L A D N S L I D E U S I N G H Y D R O L O G I C A L A N D S E D I M E N T T R A N S P O R T O B S E R V A T I O N IN M O U N T A I N R I V E R S A.OKAMOTO, T. UCHIDA, S. HAYASHI, T. SUZUKI, S. YAMASHITA, S. TAGATA, A. FUKUMOTO & J. KANBARA 361

M O N I T O R I N G O F T H E M O V E M E N T S O F A D E E P , S L O W , C L A Y E Y L A N D S L I D E A N D 3 D I N T E R P R E T A T I O N R. VASSALLO, R. PAGLIUCA & C. Di MAIO 371

Italian Journal of Engineering Geology and Environment - Book Series (6) www.ijege.uniromal .it © 2013 Sapienza Vniversitd Editrice

T O P I C 4 - D A M S , L A N D S L I D E S A N D T H E I R N A T U R A L E N V I R O N M E N T 3 8 1

13"' A U G U S T 1935: A C A T A S T R O P H I C D A M F A I L U R E I N T H E O R B A V A L L E Y ( P I E D M O N T , I T A L Y ) V. BONARIA & G. TOSATTI 3 8 3

L A N D S L I D E A N D F L O O D H A Z A R D F R O M T H E L A G O S I R I N O , B A S I L I C A T A , I T A L Y L. COPPOLA, A . FILARDI & E. BROMHEAD 3 9 3

G E O T E C H N I C A L A N A L Y S I S O F A N A N C I E N T D A M B U I L T IN U N F A V O U R A B L E G E O L O G I C A L C O N D I T I O N S

P. CROCE, G. MODONI, A . RASULO & M . SAROLI 3 9 9

L A N D S L I D E - T R I G G E R E D T S U N A M I M O D E L L I N G I N A L P I N E L A K E S M . FRANZ, Y. PODLADCHIKOV, M . JABOYEDOFF & M . - H . DERRON 4 0 9 P R E D I C T I O N O F F L O O D E D T E R R I T O R I E S IN C A S E P O S S I B L E B R E A K D O W N O F T H E S I O N I E A R T H D A M

G. GAVARDASIIVILI 4 1 7

L A N D S L I D E S S U R F I N G O N W A T E R : A P R E L I M I N A R Y S T U D Y P. MAZZANTI & F.V DE BLASIO 4 2 5 D E S I G N F L O O D E S T I M A T I O N : L E S S O N S L E A R N T F R O M S E L L A Z E R B I N O D A M - B R E A K G. PETACCIA & L. NATALE 4 3 7 3 D S P H N U M E R I C A L S I M U L A T I O N O F T H E W A V E G E N E R A T E D B Y T H E V A J O N T R O C K S L I D E R. VACONDIO, S. PAOANI, P. MIGNOSA & R. GENEVOIS 4 4 5

T O P I C 5 - G E O L O G Y , G E O M E C H A N I C S A N D I N F R A S T R U C T U R E S 4 5 7

LANDSLIDE AND INFRASTRUCTURES: THE CASE OF THE MONTAGUTO EARTH FLOW IN SOUTHERN I'l ALY L. GuERRiERO, P. R i'VHi.LiNo, F. F ioRiLLO, G. GRELLE & F.M. GUADAGNO 4 5 9

GEOMORPHOLOGICAL ANALYSIS APPLIED TO ROCK FALLS IN ITALY: THE CASE OF THE SAN VENANZIO GORGES (ATERNO RIVER, ABRUZZO, ITALY) T. PlACENTINI, E. MlCX ADKl, R. Dl MlCHELE, N. SCTARRA & G. M A T A L O N I 4 6 7

GEOMATICS FOR SLOPE STABILITY AND ROCK FALL RUNOUT ANALYSIS: A CASE STUDY ALONG THE ALTA TAMBURA ROAD IN THE APUAN ALPS (TUSCANY, ITALY) R. SALVINI & M. FRANCIONI 4 8 1

SPATIAL DISTRIBUTION OF ROCKSLIDE DEPOSITS AND THEIR MORPHOLOGICAL FEATURES SUGGEST TIMING AND PALAEO-ENVIRONMENTAL CONDITIONS FOR ROCK SLOPE FAILURES IN INNERDALEN AND INNFJORDDALEN, MORE OG ROMSDAL COUNTY, WESTERN NORWAY M. SCHLEIER, R. HERMANNS & J. ROHN 4 9 3

INI I III N C E O F T H E G E O L O G I C A L S T R U C T U R E O N A R O C K S L I D E IN N O K I I I E A S T E R N I T A L Y I). ZAMPIERI & S. ADAMI 5 0 7

K I S I ' R V O I R B A N K S L O P E I N L A X I W A H Y D R O P O W E R S T A T I O N , C H I N A D / M \ N I ; & G.WANG 5 1 3

I < »ri< 6 - T H E V A J O N T R O C K S L I D E 521 I M iMINATION OF OR ADAPTATION TO NATURE? A LESSON WE CAN STILL LEARN I KOM HIE VAJONT V, HIANCIIIZZA & S. FRIGERIO 5 2 3

A U) GIXILOGICAL MODEL OF THE 1963 VAJONT LANDSLIDE A. Hisi Acc i i i , M. MASSIRONI, L. SUPERCHI, L . ZORZI, R. FRANCESE, M . GIORGI, U ( i i NPVois & F. CmsTOLiNi 5 3 1

11Y DK( )GEOLOGlCAL SPRING CHARACTERIZATION IN THE VAJONT AREA I ' I ' A i i i m i , M . ORTOMBINA, L. PICCININI, D . ZAMPIERI & L. ZINI 5 4 1

I I ) (iiiOPHYSICAL IMAGING OF THE VAJONT LANDSLIDE AND OF ITS SURROUNDINGS I I I ' l iANCESE, M . GIORGI, G. BOHM, A. BISTACCHI, A. BONDESAN, M . MASSIRONI & R. GENEVOIS 5 5 5

1 1 I I HYDROLOGICAL CHARACTERISTICS OF THE VAJONT VALLEY M I L MARGIOTTA & B . ONORATI 5 6 7

I I I I )l.(KilCAL STRUCTURES OF THE VAJONT LANDSLIDE M , MASSIRONI, D . ZAMPIERI, L. SUPERCHI, A. BISTACCHI, R. RAVAGNAN, A. BERGAMO, M I l i i i K o T i I & R. GENEVOIS 5 7 3

I I I I VAJONT LANDSLIDE, 9™ OCTOBER 1963 : LIMIT EQUILIBRIUM MODEL FOR SLOPE S T A I I I L I TY ANALYSIS THROUGH THE MINIMUM LITHOSTATIC DEVIATION METHOD M . A . PAPAKO, F. ZANIBONI & S. TINTI 5 8 3

HIiI'LECTION SEISMIC AND SURFACE WAVE ANALYSIS ON COMPLEX HETEROGENEOUS M E D I A : THE CASE OF MT. TOC LANDSLIDE IN THE VAJONT VALLEY I I'l i p o N i o , J. BoAGA & G. CASSIANI 5 9 3

I , M ' I (IKATION OF THE KINEMATICS OF THE 1963 VAJONT SLIDE, ITALY, I I S I N I i A NUMERICAL MODELLING TOOLBOX A, Woi.iHR, M . HAVAEJ, L . ZORZI, D . STEAD, J.J. CLAUGE, M . GHIROTTI & R. GENEVOIS 5 9 9

AN ENGINEERING GEOMORPHOLOGICAL CHARACTERISATION OF r u n 1963 VAJONT SLIDE A Will II i(, D. STEAD, B.C. WARD & J.J. CLAUGE 6 1 3

11 IE 1963 V A J O N T L A N D S L I D E A N A L Y S E D T H R O U G H N U M E R I C A L M O D E L L I N G E ZANIIUINI, M . A . PAPARO & S. TINTI 6 2 3

V

F I E L D T R I P 633 T H E 1963 V A J O N T L A N D S L I D E ( N O R T H E A S T A L P S , I T A L Y ) P O S T - C O N F E R E N C E F I E L D T R I P ( O C T O B E R 10™, 2 0 1 3 ) M . GHIROTTI, D . MASETTI, M . MASSIRONI, E . ODDONE, M . SAPIGNI, D . ZAMPIERI & A . WOLTER 6 3 5

A U T H O R I N D E X 647